In our case, there is an additional 200 pounds worth of machine, and 300 pounds +/- of man weight. With accurate lead time estimates and quality products, we act as a trusted partner. Purchase your Paragon stair kit online today to save time and money. Find here Spiral Stairs, Circular Stairs manufacturers, suppliers & exporters in India. Learn more about how it works. The only slight improvement would be a labeling of each piece to be assembled. Great overall experience. The stairs were used to replace an unsafe ladder to a loft area in a small condo. Custom ordered staircase & railing up top. After thoroughly cleaning the carbon steel stair frame, it’s dipped in an ammonium chloride solution to coat every part of your stair in a weatherproof finish. The stairs we're fabricated and delivered as advertised. In the end the stairs and railing delivered. Wood adds natural beauty to any residential or commercial project. Commercial spiral staircases vary depending who will be using the spiral and the number of people it is serving. Installation was straight forward.Looks great. Numerous compliments regarding the spiral staircase. In a spiral staircase, with certain restrictions, that value can be accepted. Outdoor spiral staircases can be finis-hed painted in desired colours in addition to hot-dip galvanizing. Although the minimum radius to be considered in a helical staircase is 70 centimeters, you should always give preference to stairs with at least 80 centimeters radius. A spiral staircase that rests on a concrete slab is usually not an issue so long as the slab is on compacted fill. This allows you to see how the stair will look in your space before it goes to production. How high must the staircase rise vertically? The most common ones have a circular format with a central mast from which the steps are fixed. You'll get quick and accurate pricing from SMA certified designers! Paragon’s powder coating process for both aluminum and steel stairs consists of five steps that make certain your staircase has a flawless finish. It must also take into account a minimum height of 2.15 meters between the steps and the roof, or the upper steps. The sales and shipping departments were very helpful with getting the right stairs and making sure it was delivered on time. Very happy customer! The design process, the quality of work was absolutely wonderful. After initial difficulties, Customer service contacted me and replaced the parts at the company's expense, so I am changing my rating. General Design Considerations Loads • Permanent action: Weight of steps & finishes. Our spiral stairs are an attractive and functional feature. Just enter the data that you know. We handle all of the details, including a coordinated shipping date at your project site so you can focus on the rest of your project. Our expert designers can design the perfect stair solution based on your requirements and budget. We converted an unneeded closet into access to a new conference room at work. A member of our SMA certified team goes over each decision to ensure your staircase matches your vision and budget. When inserting the values in the previous formula, its total circumference will be 6.28 m. Using the useful line, you will see that the calculated length is 4.18 meters where people will step on. However, not every spiral stair completes a full rotation! A spiral staircase designed as lobby staircase is attractive, safe simple, comfortable and space saving. You'll get quick and accurate pricing plus a FREE 3D model of you stair! The installation took quite some time to do it right but came out very well in the end. Narrower-width spiral staircases can be more challenging when carrying large or otherwise bulky items between floors.